Home / 54,161,961.80-81,240,081.37-17,765,557.88

Finding the Fourth Proportional to 54,161,961.80, 81,240,081.37 and 17,765,557.88

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Solution

The fourth proportional to 54,161,961.80, 81,240,081.37 and 17,765,557.88 is: 26,647,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161,961.80 : 81,240,081.37 = 17,765,557.88 : x
  2. Step 2: Convert to fraction form
    54,161,961.80/81,240,081.37 = 17,765,557.88/x
  3. Step 3: Cross multiply
    54,161,961.80x = 81,240,081.37 × 17,765,557.88
  4. Step 4: Simplify right side
    54,161,961.80x = 1,443,275,367,304,030.50
  5. Step 5: Solve for x
    x = 1,443,275,367,304,030.50/54,161,961.80
  6. Step 6: Final answer
    x = 26,647,398.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.